Flow price: --
689ba351b58a496481eec8a1cee56893da6ec0cf7d4360cf3cdd3dc7cf9d88aa

Transaction

Hash: 689ba351b58a496481eec8a1cee56893da6ec0cf7d4360cf3cdd3dc7cf9d88aa
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 689ba351b58a496481eec8a1cee56893da6ec0cf7d4360cf3cdd3dc7cf9d88aa:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
689ba351b58a496481eec8a1cee56893da6ec0cf7d4360cf3cdd3dc7cf9d88aa
Status:
ERROR
Block height:
39739823
Block id:
99dc341812471e45f9bbcaee94e4b18876a3c8667234623b713711213896bf61
Timestamp:
Wednesday 26 October 2022 at 09:21:07 UTC
()
Proposer:
Authorizers:
Gas used:
46